<template>
    <div>
        <city-header></city-header>
        <city-search :cities="cities"></city-search>
        <city-list :cities="cities" :hot="hotCities" :letter="letter"></city-list>
        <city-alphabet :cities="cities"
        @change="handleLetterChange"></city-alphabet>
    </div>
</template>
<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'
export default {
  name:'City',
    components:{
        CityHeader,
        CitySearch,
        CityList,
        CityAlphabet
    },
    data () {
        return {
            cities: {},
            hotCities: [],
            letter:""
        }
    },
    methods: {
      getCityInfo () {
          axios.get('/api/city.json')
              .then(this.handleGetCityInfoSucc)
      },
        handleGetCityInfoSucc (res) {
            res = res.data
            if(res.ret && res.data) {
                const data = res.data
                this.cities = data.cities
                this.hotCities = data.hotCities
            }
      },
      handleLetterChange(letter){
          this.letter = letter
      }
    },
    mounted () {
        this.getCityInfo()
    }
}
</script>
<style lang="stylus" scoped>

</style>